When it comes to margaritas, why be plain Jane when you can knock 'em dead with a mix of sugar and spice? Start with the fundamentals - tequila, triple sec - then make things even more refreshing with the addition of watermelon cubes, freshly blended watermelon juice, lime, and jalapeño (seeds optional). Rim a few festive glasses with sugar to tame the heat, and you're ready to toast to your best Cinco de Mayo yet.">